The controversy between carburetors and EFI has always been about complexity and price. Carburetors are simple—EFI is not. Carburetors are cheap—or at least cheaper than EFI. Those points have not ...

The throttle body is a housing with a valve that regulates airflow into an engine’s intake manifold. The throttle body resembles the base of a carburetor, and some low-cost fuel-injection systems had ...

While the LS3 would provide all the power needed for chasing parts, the one area it fell short in was appearance. What Randy wanted was high-tech performance with a vintage look and he found it with ...

Learn how this simple maintenance item can have a huge impact on your engines performance, and how you can do it yourself.

Zak is new to the CarBuzz team, working as a freelance content writer. When Zak isn't writing How To articles for CarBuzz he's working as a high school automotive technology instructor. Before ...

We may receive a commission on purchases made from links. Our cars depend on many individual mechanical parts and systems, as well as a host of electrical sensors and computers to carry us to and from ...

GM's first-generation Vortec engine was derived from its fuel-injected predecessor, the throttle-body fuel injection (TBI). Both the TBI and Vortec engines used only two injectors to supply fuel to ...

Engine performance is dependent on how much air and fuel can be taken into the engine and then fully combusted to produce power. While improving air flow into the engine can involve replacing ...